//
// Created by 11510 on 2024/6/26.
//
#include <iostream>
#include <unordered_set>
#include <string>
#include <utility>

using namespace std;

template<typename Container>
void display(const Container &con) {
    for (auto &elem: con) {
        cout << elem << " ";
    }
    cout << endl;
}

void test() {
    unordered_set<int> number = {1, 2, 3, 3, 4};
    display(number);



}

int main(int argc, char *argv[]) {
    test();
    return 0;
}
